BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 100 37.9%
2 China 39 14.8%
3 India 29 11%
4 Germany 21 8%
5 Netherlands 20 7.6%
6 Russia 8 3%
7 Ireland 6 2.3%
8 United Kingdom 5 1.9%
9 Japan 4 1.5%
10 Turkey 4 1.5%
11 France 4 1.5%
12 Indonesia 3 1.1%
13 Australia 3 1.1%
14 Belgium 3 1.1%
15 Canada 3 1.1%
16 Singapore 2 0.8%
17 Sweden 2 0.8%
18 Portugal 2 0.8%
19 Qatar 1 0.4%
20 Romania 1 0.4%
21 Switzerland 1 0.4%
22 Thailand 1 0.4%
23 Egypt 1 0.4%
24 United Arab Emirates 1 0.4%